Back-to-back seating unit



This application is related to commonly owned, concurrently filed applications Ser. No. 29/149,393 and Ser. No. 29/149,334.

FIG. 1 is an isometric view of the back-to-back seating unit of my design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a back elevational view thereof;

FIG. 5 is a left side elevational view thereof; and,

FIG. 6 is a right side elevational view thereof.

The broken line showing in the drawing figures is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a back-to-back seating unit, as shown and described. 